CLAY，黏土，是從哪里來的，又上哪里去呢？You can add materials to clay to gain desired results. For example, you can add sand to prevent tiny breaks or lines from forming in the finished product. ...

美國國務(wù)院表示未來10年對以色列的軍事援助會增加到30億美元，同時計劃向海灣地區(qū)出售美國先進(jìn)軍事裝備這篇材料你能聽出多少？點擊這里做聽寫，提高外語水平>>...

CLAY，黏土，是從哪里來的，又上哪里去呢？Clay is found almost everywhere in the world. It is formed by the action of wind and water on rocks over thousands of years. The rocks change in both chemi...

美國國務(wù)院表示未來10年對以色列的軍事援助會增加到30億美元，同時計劃向海灣地區(qū)出售美國先進(jìn)軍事裝備The State Department says for the next 10 years military aid to Israel will increase from $2.4 bill...

環(huán)境污染害死人，尤其對于小孩和婦女尤其嚴(yán)重，世界衛(wèi)生組織的一份最新報告稱The World Health Organization says, when it comes to the dangers posed by enviromental hazards, children are far more vulne...

重新贏取“中國制造”的好名聲，加油啊China agreed in January of last year to do this every 3 months. She said China has not done so. Li Changjiang is director of the State Administration of Qualit...

重新相信中國制造的標(biāo)簽，需要很多工作要做China has recently been faced with serious issues of product safety. Some cases have brought attention internationally to the increased use of imported ing...

聯(lián)合國現(xiàn)任秘書長潘基文表示目前全人類所面臨的一些全球性問題還得需要聯(lián)合國來協(xié)調(diào)解決On a more positive note, the U.N. chief says, nearly three-quarters of Americans believed the United Nations shou...

為什么眼睛疾病會伴隨有視網(wǎng)膜的問題呢？今天來解釋這個問題Scientists have been trying to develop gene treatments for it, and in recent years there have been some reports of possible progress. But D...

聯(lián)合國現(xiàn)任秘書長潘基文表示目前全人類所面臨的一些全球性問題還得需要聯(lián)合國來協(xié)調(diào)解決U.N. Secretary-General Ban Ki-Moon says the challenges facing the world today require dialogue and collective act...